Home / 22,217.70-33,314.40-9,055.20

Finding the Fourth Proportional to 22,217.70, 33,314.40 and 9,055.20

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Solution

The fourth proportional to 22,217.70, 33,314.40 and 9,055.20 is: 13,577.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217.70 : 33,314.40 = 9,055.20 : x
  2. Step 2: Convert to fraction form
    22,217.70/33,314.40 = 9,055.20/x
  3. Step 3: Cross multiply
    22,217.70x = 33,314.40 × 9,055.20
  4. Step 4: Simplify right side
    22,217.70x = 301,668,554.88
  5. Step 5: Solve for x
    x = 301,668,554.88/22,217.70
  6. Step 6: Final answer
    x = 13,577.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.